What does "guy" mean?

Guy: A grotesque effigy, like that of Guy Fawkes, dressed up in England on the fifth of November, the day of the Gunpowder Plot. The lady . . . who dresses like a guy. W. S. Gilbert.

Additional senses

  1. 2.A person of queer looks or dress. Dickens.
  2. 3.To fool; to baffle; to make (a person) an object of ridicule. [Local & Collog U.S.]

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